arcsecond.io
Science & Math
Multiple astronomy data sources
A free, open, dataset about research and scholarly activities
Verified today: 100% uptime
API key
Not required
HTTPS
Supported
Browser calls
Yes, CORS enabled
Status
Live · 100/100
SHARE provides programmatic access to a free, open, dataset about research and scholarly activities. Delivered over secure HTTPS protocols, it exposes structured endpoints designed to integrate cleanly into modern frontend frameworks, backend microservices, and automated data pipelines without requiring local database provisioning.
Engineers building web dashboards, mobile applications, CLI utilities, or background cron workers in need of reliable science & math data feeds.
Consuming SHARE removes the operational overhead of running custom scrapers, orchestrating headless browser fleets, or manually seeding and maintaining a local database. Instead of reverse-engineering volatile DOM layouts or dealing with anti-bot IP blocks, your application connects directly to a standardized JSON interface that supports client-side browser execution out of the box. Zero-authentication access allows rapid prototyping and zero-credential static deployments.
Last checked 2026-10-24. Measured independently, not self-reported by the provider.
Practical real-world patterns for integrating SHARE into software systems.
Embed data and functionality from SHARE directly into application onboarding, profile enrichment, or reporting dashboards.
Periodically extract updates from SHARE to generate daily digests, analytics reports, or Slack notifications.
Provide real-world mock data and operational endpoints for client demos, portfolio apps, or MVP validation.
Production-ready starting templates with error handling for SHARE.
// No authentication required.
// Modern native fetch with error handling
async function callApi() {
try {
const response = await fetch('https://share.osf.io/api/v1/resource', {
method: 'GET',
headers: { Accept: 'application/json' },
});
if (!response.ok) {
throw new Error(`HTTP ${response.status}: ${response.statusText}`);
}
const data = await response.json();
console.log('Response payload:', data);
return data;
} catch (error) {
console.error('API request failed:', error);
throw error;
}
}
// callApi();Inspect the expected JSON structure returned by SHARE or execute a real-time live probe directly in your browser.
Authentic sample payload structure to evaluate schema attributes before integration.
{
"status": 200,
"api": "SHARE",
"endpoint": "/share",
"data": {
"id": 101,
"title": "SHARE Sample Payload",
"description": "A free, open, dataset about research and scholarly activities",
"verified": true,
"category": "Science & Math",
"updated_at": "2026-10-24T07:39:55.295Z"
},
"meta": {
"response_time_ms": 857,
"cached": false
}
}Technical factors to keep in mind when integrating SHARE into production environments.
Avoid triggering rate limits on public feeds by caching response payloads in Redis, Vercel KV, or standard HTTP Cache-Control headers with a 5-to-15 minute TTL.
While no API key is required, public keyless pools often share global rate limits. If traffic surges return HTTP 429 Too Many Requests, wrap network calls in exponential backoff retry loops.
CORS headers are validated and present on responses. You can safely call this endpoint directly from frontend React, Vue, or static HTML pages without an intermediary proxy server.
Always inspect response.ok before executing response.json(). Upstream services returning 4xx or 502 Bad Gateway often serve HTML error pages, which cause syntax errors when parsed as JSON.
Aggregated from 2 public sources (public-api-lists, public-apis), then normalised and checked by us.
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Answered from what our own scheduled checks found, not from the provider's marketing.
SHARE is listed in our free catalogue and required no credential when we called it. It needs no authentication at all, so you can send a request without signing up. Free tiers can still carry rate limits or non-commercial terms, so check the provider's own terms before shipping.
No. We called SHARE on 2026-10-24 with no key, no token and no Authorization header, and it responded. That is what puts it in our no-key collection.
Yes. SHARE returned CORS headers when we checked it, so a browser will let your page read the response. You can fetch it directly from client-side JavaScript with no proxy and no backend.
Yes, as of 2026-10-24. Our automated check reached SHARE and recorded a 100% reliability score with a median response time of 857 ms. We re-check on a schedule, and this page updates with the result.
Yes. SHARE serves over HTTPS, so you can call it from a secure page without triggering a mixed-content block.